Amazon.com: Yamaha AV Receiver 5.1ch / 4K corresponding/Bluetooth Built-in Black RX-V379 (B) : Electronics,Yamaha RX-V379 5.1-channel home theater receiver with Bluetooth® at Crutchfield,Yamaha RX-V379 review | What Hi-Fi?,4K対応にBluetooth、ヤマハから新エントリーAVアンプ「RX-V379」 - ITmedia NEWS,Yamaha RX-V379 5.1-channel home theater receiver with Bluetooth® at Crutchfield